a person who spends many consecutive hours sitting on a couch viewing television. the lounge cat can usually be found lounging at a friend's house. it is the friend's responsibility to take care of the lounge cat while the cat is at their house. responsibilities include feeding and making sure the cat is comfortable. lounge cats can lounge anywhere from 2 to 10 hours in one day.

Nolan came over to my house yesterday. He was being a complete lounge cat. He sat on my couch for like 8 hours. I even had to provide him with lunch.